These are both deployed to Ethereum mainnet, and anyone on any other EVM chain should be able to deploy them to their blockchain without any permission or special access. I think some chains have manually deployed them as part of an irregular state chain in some cases as well.
Without salt: GitHub - Zoltu/deterministic-deployment-proxy: An Ethereum proxy contract that can be used for deploying contracts to a deterministic address on any chain.
With salt: GitHub - Arachnid/deterministic-deployment-proxy: An Ethereum proxy contract that can be used for deploying contracts to a deterministic address on any chain.